Warm up with this hearty Microwave French Onion Soup recipe. Made with onions, margarine, packets beef broth mix and water. Easy step-by-step instructio…
This Microwave French Onion Soup relies on simple, everyday ingredients such as sliced onions, diet margarine, packets beef broth mix and water (hot). It comes together quickly and makes 4 servings, at about 27 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026